The USB heating mat is great for small animals like hamsters, squirrels, birds, parrots, chinchillas, and rabbits. It offers a gentle warmth that helps maintain their body temperature during cold weather. The mat is lightweight and portable, making it easy to place in any habitat or cage, providing consistent warmth wherever needed. Features -Color:Black -Material:Carbon fiber -Size:9.50X9.50X0.10cm/3.73X3.73X0.04in -Winter warmth for pets: keeps small animals like hamsters, squirrels, birds, parrots, chinchillas, and rabbits warm during winter, protecting them from the cold -carbon fiber materials: crafted from safe, carbon fiber materials to ensure the health and safety of your pets, providing a secure and comfortable environment -Usb powered heating: utilizes a usb heating system for rapid warming and consistent temperature maintenance, offering energyefficient warmth for your pets -Multiple applications: ideal for use in homes, pet stores, and breeding facilities, providing continuous warmth and protection for pets in various settings -Convenient and clean: easy to use with a simple usb connection, and easy to clean by hand or machine, maintaining product cleanliness and longevity Package list: 4 x USB heating pad